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2025-12-10 - 07:27
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Wed Dec 10, 2025 00:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050660,0irq/25-eth00-21swapper/119:05:181
110050610,0irq/25-eth00-21swapper/319:05:423
110050600,0irq/25-eth00-21swapper/219:06:022
117950500,0irq/26-eth1-rx-0-21swapper/019:07:560
1506199170,0cyclictest24080-21sshd21:14:370
1506499160,0cyclictest0-21swapper/321:05:193
1506499160,0cyclictest0-21swapper/321:05:183
41150,0ktimersoftd/015000-21sshd23:06:150
15064991514,0cyclictest110050irq/25-eth023:43:073
1506499150,0cyclictest4519-21sshd23:26:583
1506499150,0cyclictest0-21swapper/321:56:433
15063991514,0cyclictest25430-21sshd22:48:452
15062991514,0cyclictest0-21swapper/100:01:041
15064991413,0cyclictest0-21swapper/322:20:183
15064991411,0cyclictest4832-21sshd22:55:503
1506499140,0cyclictest0-21swapper/323:53:483
15063991413,0cyclictest29343-21sshd21:59:022
15063991413,0cyclictest0-21swapper/200:35:582
1506399140,0cyclictest0-21swapper/223:17:472
15062991411,0cyclictest0-21swapper/122:26:161
1506299140,0cyclictest7584-21sshd22:09:331
15061991413,0cyclictest0-21swapper/022:19:470
1506199140,0cyclictest0-21swapper/022:39:390
271130,0ktimersoftd/20-21swapper/222:56:532
15064991312,0cyclictest17728-21sshd23:06:323
15064991312,0cyclictest15882-21sshd22:16:353
15064991312,0cyclictest10993-21sshd00:07:593
15064991312,0cyclictest10993-21sshd00:07:593
15064991312,0cyclictest0-21swapper/321:40:063
15064991312,0cyclictest0-21swapper/321:30:493
15064991312,0cyclictest0-21swapper/300:16:203
15064991312,0cyclictest0-21swapper/300:16:203
15064991311,0cyclictest0-21swapper/322:34:073
1506499130,0cyclictest0-21swapper/322:12:523
15063991312,0cyclictest0-21swapper/222:35:522
15063991311,0cyclictest0-21swapper/223:04:332
1506399130,0cyclictest6992-21diskmemload22:40:442
15062991312,0cyclictest28877-21sshd22:24:111
15062991312,0cyclictest0-21swapper/123:46:461
15062991312,0cyclictest0-21swapper/123:46:461
15062991312,0cyclictest0-21swapper/123:16:131
15062991312,0cyclictest0-21swapper/122:38:351
15062991312,0cyclictest0-21swapper/100:16:031
15062991312,0cyclictest0-21swapper/100:16:031
15061991312,0cyclictest0-21swapper/022:44:320
1506199130,0cyclictest6992-21diskmemload21:39:150
1506199130,0cyclictest0-21swapper/023:27:090
110050130,0irq/25-eth00-21swapper/100:13:021
110050130,0irq/25-eth00-21swapper/000:02:280
41120,0ktimersoftd/017265-21bash23:15:530
41120,0ktimersoftd/015846-21bash00:08:300
41120,0ktimersoftd/015846-21bash00:08:300
41120,0ktimersoftd/014674-21sshd22:06:590
41120,0ktimersoftd/00-21swapper/000:17:060
41120,0ktimersoftd/00-21swapper/000:17:060
271120,0ktimersoftd/231100-21sshd23:41:352
15064991212,0cyclictest0-21swapper/323:59:443
15064991210,0cyclictest7236-21sshd22:50:083
15064991210,0cyclictest0-21swapper/321:54:513
1506499120,0cyclictest788-40kipmi022:45:163
1506499120,0cyclictest0-21swapper/300:31:013
15063991212,0cyclictest0-21swapper/221:48:282
15063991212,0cyclictest0-21swapper/219:55:112
15063991211,0cyclictest0-21swapper/223:45:262
15063991211,0cyclictest0-21swapper/223:45:262
15063991211,0cyclictest0-21swapper/223:36:372
15063991211,0cyclictest0-21swapper/200:29:562
15063991210,0cyclictest15393-21sshd00:11:482
15063991210,0cyclictest0-21swapper/219:35:212
1506399120,0cyclictest17280-21expr20:20:182
1506399120,0cyclictest0-21swapper/222:54:132
1506399120,0cyclictest0-21swapper/221:41:162
1506399120,0cyclictest0-21swapper/200:04:022
15062991211,0cyclictest24230-21sshd22:57:451
15062991211,0cyclictest0-21swapper/121:35:381
15062991211,0cyclictest0-21swapper/121:12:361
15062991210,0cyclictest20042-21sshd23:13:051
15062991210,0cyclictest0-21swapper/123:03:341
15062991210,0cyclictest0-21swapper/122:01:531
15062991210,0cyclictest0-21swapper/121:31:481
15062991210,0cyclictest0-21swapper/121:25:091
15062991210,0cyclictest0-21swapper/119:26:341
1506299120,0cyclictest0-21swapper/123:38:321
1506299120,0cyclictest0-21swapper/123:26:201
1506299120,0cyclictest0-21swapper/122:12:271
1506299120,0cyclictest0-21swapper/121:50:221
1506299120,0cyclictest0-21swapper/121:48:521
15061991211,0cyclictest0-21swapper/021:33:400
15061991211,0cyclictest0-21swapper/000:25:350
15061991210,0cyclictest6992-21diskmemload00:20:430
15061991210,0cyclictest0-21swapper/023:59:270
15061991210,0cyclictest0-21swapper/022:11:460
1506199120,0cyclictest30349-21sshd21:46:270
1506199120,0cyclictest0-21swapper/022:24:050
110050120,0irq/25-eth010871-21sshd23:33:391
110050120,0irq/25-eth00-21swapper/122:41:071
110050120,0irq/25-eth00-21swapper/100:33:491
41110,0ktimersoftd/06992-21diskmemload23:10:470
41110,0ktimersoftd/06992-21diskmemload21:43:200
41110,0ktimersoftd/011890-21bash22:59:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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